.bigBox {
    width: 700px;
    margin: 50px auto;
}

table.one {
    border-spacing: 30px;
}

table tr td {
    width: 100px;
    height: 123px;
}

table tr th {
    padding-bottom: 10px;
    width: 100px;
    border-bottom: 1px dashed black;
}

table tr td {
    text-align: center;
    vertical-align: middle;
    width: 100px;
    border-bottom: 1px dashed black;
}

table tr td img {
    width: 100%;
    height: 60%;
}

table tr td input {
    width: 20px;
    text-align: center;
}

.operate {
    margin-left: 30px;
    margin-top: 50px;
}